package main

import "fmt"

func main() {
	var chineseScore = 90
	var mathScore = 89
	var englishScore = 69

	var allScore = chineseScore + mathScore + englishScore

	var avg = float64(allScore / 3)

	fmt.Printf("总分是%d\n", allScore)
	fmt.Printf("平均分是%.2f\n", avg)

}
